/*
 * Copyright 2014 alexpad@gmail.com.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package alexpad.util;

import java.io.*;
import org.apache.commons.lang3.StringUtils;

/**
 *
 * @author alexpad@gmail.com
 */
public class FileUtil {
	
	public static File getFirstExistingDir(String path){
		path = StringUtils.defaultString(path, System.getProperty("user.home"));
		return getFirstExistingDir(new File(path));
	}
	
	public static File getFirstExistingDir(File file){
		if(file.isDirectory()){
			return file;
		}
		return getFirstExistingDir(file.getParentFile());
	}
	
}
